2010
Structure of an archaeal non-discriminating glutamyl-tRNA synthetase: a missing link in the evolution of Gln-tRNAGln formation
Nureki O, O’Donoghue P, Watanabe N, Ohmori A, Oshikane H, Araiso Y, Sheppard K, Söll D, Ishitani R. Structure of an archaeal non-discriminating glutamyl-tRNA synthetase: a missing link in the evolution of Gln-tRNAGln formation. Nucleic Acids Research 2010, 38: 7286-7297. PMID: 20601684, PMCID: PMC2978374, DOI: 10.1093/nar/gkq605.Peer-Reviewed Original ResearchConceptsNon-discriminating glutamyl-tRNA synthetaseGlutamyl-tRNA synthetaseND-GluRSEscherichia coli GlnRSFormation of GlnCognate tRNA moleculesGlutaminyl-tRNA synthetaseAnticodon-binding domainEvolutionary predecessorPhylogenetic analysisGenetic codeMolecular basisTRNA moleculesRecognition pocketGlnRGenetic encodingAmino acidsSpecific ligationStructural determinantsKey eventsSynthetaseGluPromiscuous recognitionGluRGln
2002
tRNA‐dependent amino acid discrimination by yeast seryl‐tRNA synthetase
Gruic‐Sovulj I, Landeka I, Söll D, Weygand‐Durasevic I. tRNA‐dependent amino acid discrimination by yeast seryl‐tRNA synthetase. The FEBS Journal 2002, 269: 5271-5279. PMID: 12392560, DOI: 10.1046/j.1432-1033.2002.03241.x.Peer-Reviewed Original ResearchConceptsSeryl-tRNA synthetaseYeast seryl-tRNA synthetaseCognate tRNA moleculesAmino acid discriminationAminoacyl-tRNA synthetasesAmino acid substratesSimilar amino acidsAmino acid serineGenetic codeEnzyme active siteTRNA moleculesActive siteYeast SerRSConformational changesAcid substratesAmino acidsSerineSynthetaseStoichiometric analysisDifferent affinitiesEnzymeAccurate translationTRNASerSynthetasesSaccharomyces
1997
Glutaminyl-tRNA synthetase.
Freist W, Gauss D, Ibba M, Söll D. Glutaminyl-tRNA synthetase. Biological Chemistry 1997, 378: 1103-17. PMID: 9372179.Peer-Reviewed Original ResearchConceptsE. coli GlnRSGlutaminyl-tRNA synthetaseGlutamyl-tRNA synthetaseMammalian enzymeCommon ancestorPositive eubacteriaCognate tRNAMultienzyme complexTRNA moleculesGlnRArtificial mutantsAcceptor stemAnticodon loopMolecular massAmino acidsCatalytic siteEnzymeSynthetaseEubacteriaArchaebacteriaTRNAMutantsOrganellesAncestorComplexes
1994
Identity switches between tRNAs aminoacylated by class I glutaminyl- and class II aspartyl-tRNA synthetases.
Frugier M, Söll D, Giegé R, Florentz C. Identity switches between tRNAs aminoacylated by class I glutaminyl- and class II aspartyl-tRNA synthetases. Biochemistry 1994, 33: 9912-21. PMID: 8060999, DOI: 10.1021/bi00199a013.Peer-Reviewed Original ResearchConceptsAminoacyl-tRNA synthetasesIdentity nucleotidesHigh-resolution X-ray structuresAminoacyl-tRNA synthetase complexGlutaminyl-tRNA synthetaseAspartyl-tRNA synthetasesAspartyl-tRNA synthetaseGlutamine identityCognate tRNATRNA structureTRNA moleculesTRNAAminoacylation specificitySynthetase complexSpecific aminoacylationConformational changesSynthetasesEscherichia coliYeastSynthetaseNucleotidesE. coliX-ray structureComplex formationColi
1991
Anticodon and acceptor stem nucleotides in tRNAGln are major recognition elements for E. coli glutaminyl-tRNA synthetase
Jahn M, Rogers M, Söll D. Anticodon and acceptor stem nucleotides in tRNAGln are major recognition elements for E. coli glutaminyl-tRNA synthetase. Nature 1991, 352: 258-260. PMID: 1857423, DOI: 10.1038/352258a0.Peer-Reviewed Original ResearchConceptsGlutaminyl-tRNA synthetaseMutant tRNAsE. coli glutaminyl-tRNA synthetaseEfficient amber suppressorsAminoacyl-tRNA synthetasesCorresponding transfer RNASet of nucleotidesMajor recognition elementGlutamine identityAcceptor stem regionTRNA discriminationTransfer RNAAmber suppressorProtein biosynthesisTRNA moleculesUnmodified tRNACorrect attachmentAnticodon regionTRNAAcceptor stemSimilar kinetic parametersEscherichia coliAmino acidsDifferent synthetasesSpecificity constant
1980
Dimeric tRNA precursors in yeast
Schmidt O, Mao J, Ogden R, Beckmann J, Sakano H, Abelson J, Söll D. Dimeric tRNA precursors in yeast. Nature 1980, 287: 750-752. PMID: 6253814, DOI: 10.1038/287750a0.Peer-Reviewed Original ResearchConceptsDimeric tRNA precursorTRNA precursorsDNA fragmentsYeast tRNA genesDifferent genomic regionsNucleotide sequence analysisTRNA genesSaccharomyces cerevisiae1Xenopus nucleiGenomic regionsSpecific transcriptionTRNA speciesPrecursor RNARNA precursorsTRNA moleculesGene regionSequence analysisGene configurationEnzyme activityGenesMode of expressionFragmentsTranscriptionYeastTRNAAspDimeric transfer RNA precursors in S. pombe
Mao J, Schmidt O, Söll D. Dimeric transfer RNA precursors in S. pombe. Cell 1980, 21: 509-516. PMID: 7407924, DOI: 10.1016/0092-8674(80)90488-2.Peer-Reviewed Original ResearchConceptsTRNA genesNucleotide intronRNA precursorsDNA fragmentsNuclear extractsNucleotide spacerPrimary transcription productTransfer RNA precursorsNucleotide leader sequenceS. pombeTRNA sequencesTrailer sequencesRNA initiationLeader sequenceTRNA moleculesTranscription productsEnzymatic stepsSequence analysisRNA analysisXenopus oocytesGenesEndonuclease cleavageIntronsTerminusSequence
1978
Specific transcription of eukaryotic tRNA genes in Xenopus germinal vesicle extracts.
Schmidt O, Mao J, Silverman S, Hovemann B, Söll D. Specific transcription of eukaryotic tRNA genes in Xenopus germinal vesicle extracts. Proceedings Of The National Academy Of Sciences Of The United States Of America 1978, 75: 4819-4823. PMID: 105357, PMCID: PMC336212, DOI: 10.1073/pnas.75.10.4819.Peer-Reviewed Original ResearchConceptsGerminal vesicle extractsTRNA genesRNA speciesVesicle extractsEukaryotic gene transcriptionEukaryotic tRNA genesRegulatory DNA regionsPrecursor tRNA moleculesXenopus germinal vesiclePrecursor tRNAsSpecific transcriptionDNA regionsTRNA biosynthesisTRNA precursorsNucleotide modificationsGene transcriptionTRNA moleculesTranscription systemNucleotide analysisTRNAGerminal vesicleGenesTranscriptionTRNALysSpecies
1971
Enzymatic Modification of Transfer RNA
Söll D. Enzymatic Modification of Transfer RNA. Science 1971, 173: 293-299. PMID: 4934576, DOI: 10.1126/science.173.3994.293.Peer-Reviewed Original ResearchConceptsTRNA-modifying enzymesTRNA moleculesTRNA genesTransfer RNAAmino acid biosynthesisParticular tRNA speciesNucleic acid-protein interactionsAminoacyl-tRNA synthetaseSimple selection procedureAmino acid acceptorPrecursor tRNAsActive tRNAMature tRNACellular processesTRNA speciesRegulatory mutantsAcid biosynthesisRNA precursorsProtein factorsIsoacceptor tRNAsDifferent amino acidsNucleotide sequencePolynucleotide levelBiological functionsTRNA